China hits back at U.S. tariffs by restricting export of crucial metals: tungsten, tellurium, bismuth, molybdenum and indium.

The burning metals are reacting with oxygen in the air and producing metal oxides. Sparklers contain small pieces of iron. When you burn the iron it reacts with oxygen to make iron oxide ...

Bednorz and Müller were drawn to the copper oxides by the ferroelectric behaviour of similar metal oxides, such as SrTiO 3. It had been known since 1967 that oxygen-deficient SrTiO 3 was ...

The Chang Lab at Princeton Chemistry continues in its mission to elucidate the role of metal nutrients in human biology: last year, iron; this year, copper. The lab's first paper of 2025 showcases ...

Drill results include 10.69% copper over 21 metres, 5.60% copper over 26 metres, and 3.01% copper over 15 metresVancouver, British ...